Our cheapest offers for flights from Chicago O'Hare to Denver

Here you can compare cheap flights from Chicago O'Hare (ORD) to Denver (DEN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Denver. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Best option Chicago O'Hare Denver	Outbound 06/08/25 direct F91483 02h 52min	Return 06/12/25 direct F93174 02h 38min	Frontier Airlines		$134
Chicago O'Hare Denver	Outbound 06/08/25 direct F91483 02h 52min	Return 06/12/25 direct F93174 02h 38min	Frontier Airlines		$143
Chicago O'Hare Denver	Outbound 07/02/25 direct F91483 02h 49min	Return 07/25/25 direct F93174 02h 38min	Frontier Airlines		$146
Chicago O'Hare Denver	Outbound 06/08/25 direct F91483 02h 52min	Return 06/12/25 direct F93174 02h 38min	Frontier Airlines		$148
Chicago O'Hare Denver	Outbound 07/02/25 direct F91483 02h 49min	Return 07/25/25 direct F93174 02h 38min	Frontier Airlines		$156
Chicago O'Hare Denver	Outbound 06/18/25 direct F91483 02h 52min	Return 07/15/25 direct F93174 02h 39min	Frontier Airlines	?	$157
Chicago O'Hare Denver	Outbound 06/07/25 direct WN1859 02h 45min	Return 06/23/25 direct F93174 02h 37min	Southwest Airlines	?	$158
Chicago O'Hare Denver	Outbound 06/07/25 direct F91483 02h 51min	Return 06/23/25 direct F93174 02h 38min	Frontier Airlines	?	$178
Chicago O'Hare Denver	Outbound 09/04/25 1 Stopover (DAL) WN3155, WN2745 06h 20min	Return 09/28/25 direct AA2451 02h 50min	Southwest Airlines	?	$180
Chicago O'Hare Denver	Outbound 06/08/25 direct F91483 02h 52min	Return 06/12/25 1 Stopover (LAX) F92341, F92446 13h 44min	Frontier Airlines	?	$183

Important flight information

Flight information: Chicago O'Hare - Denver

Roundtrip from	$133.95
Distance	1428 km
Departure airport	Airport Chicago O'Hare International Airport, IL (ORD)
Arrival airport	Airport Denver International Airport, CO (DEN)
Destination country	Flights to United States